/Engine/Source/Runtime/Datasmith/CADKernel/Public/CADKernel/Topo/TopologicalFace.h
Finds the boundary containing the twin edge of Edge
void GetEdgeIndex ( const [FTopologicalEdge](API\Runtime\CADKernel\CADKernel\Topo\FTopologicalEdge) & Edge, int32 & OutBoundaryIndex, int32 & OutEdgeIndex ) const